Waconia, MINNESOTA—On Aug. 10, the Humane Society of the United States attended the Carver County Fair Tiger Encounter exhibit to witness firsthand how the animals were being treated in a show that claims to raise awareness about the plight of tigers in the wild and their rapid rate to extinction...

On a longline fishing boat off the Galapagos Islands, a concerned biologist working undercover as a cook films a horrifying scene. As the camera rolls, a blue shark is dragged upside down out of the water, a sharp hook piercing it through the roof of the mouth and out through the side of the face...